We are currently renting out our starter home to our oldest son\wife and are looking to expand into additional rental properties.

For investors who wanted to sit on the house and rent it there were the additional expenses of water insurance.   

Thanks for the book recommendation, I'll add it to my list of books I'm reading.

You can also lease out hunting rights to the land for additional income.

To optimize a BRRRR I specifically look to add additional livable sq ft.

I will use this as necessary, should I need additional liquidity.   

I'm employed full time as a sales engineer so real estate investing would be more a side project for me to earn additional income.As some of you may know, the Boston real estate market has been booming recently so the Boston metro area is probably outside my wheelhouse.

How much can we "pay ourselves" from the profit to avoid additional taxes?

Now still have 64K left which planning on using to secure 2 to 3 additional properties. 

Additional business docs wouldn’t hurt if you’re worried... but you should be ok.